3 papers
astro-ph.SR2026
Gaia21bja: pre-main sequence star with quasi-periodic bursts
Ãdám Mátéfy, Zsófia Nagy, Ãgnes Kóspál +12
Gaia21bja is a Gaia alerted young stellar object (YSO) that exhibits at least seven quasi-peridoic brightenings over a 20 year-long light curve with durations of 1.5-2 years and am…
astro-ph.SR2025
The 2023 outburst of the Gaia alerted EXor Gaia23bab
Zsófia Nagy, Ãgnes Kóspál, Péter Ãbrahám +33
Episodic accretion is a fundamental process in the build-up of the stellar mass. EX Lupi-type eruptive young stars (EXors) represent one of the main types of episodic accretion. We…
astro-ph.SR2024
Gaia20bdk -- a new FUor in Sh 2-301 Star Forming Region
M. Siwak, Ã. Kóspál, P. Ãbrahám +28
Context. We analyse multi-colour photometric and spectroscopic observations of a Young Stellar Object Gaia20bdk. Aims. We aim to investigate the exact nature of the eruptive phenom…